Malicious PDF — malware analysis report

Static analysis result for SHA-256 f0adc88d43204d99…

MALICIOUS

PDF

37.4 KB Authoring application: Soda PDF First seen: 2020-09-24
MD5: 88068cea414549e23f9377aba3b7b13a SHA-1: fd0c7e099ec90a957db3e5436d88ad4be5719abf SHA-256: f0adc88d43204d99ab315b6371158ac334a2e57aadc0fb550801c70d59007ae2
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded URLs, indicating a link farm designed to redirect users. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall' further supports a phishing or traffic redirection scheme. The document body contains garbled text, suggesting it is not intended for direct user consumption but rather to facilitate the link farm.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://motomomfuel.com/uploads/1/3/0/6/130639822/janevodamapurama.pdf In PDF document text
    • http://severedthumbsart.com/uploads/1/3/0/5/130590278/rotemenugi.pdfIn PDF document text
    • http://wakeforestfarmersmarket.com/uploads/1/3/0/2/130288359/rebokabe.pdfIn PDF document text
    • http://storedesigns.in/uploads/1/3/0/6/130621983/820c70919.pdfIn PDF document text
    • http://www.monsonreunion2016.com/uploads/1/3/0/4/130488544/1848f582.pdfIn PDF document text
    • http://spiritcircuits.net/uploads/1/3/0/5/130544547/katonotizaj.pdfIn PDF document text
    • http://smallbusinessexecutivecoach.com/uploads/1/3/0/6/130605159/8132820.pdfIn PDF document text
    • http://gardenofedenmke.com/uploads/1/3/0/7/130776386/1049603.pdfIn PDF document text
    • http://cigarlife365.shop/uploads/1/3/0/5/130590133/9658415.pdfIn PDF document text
    • http://metropolitaneprep.com/uploads/1/3/0/7/130740128/waxam.pdfIn PDF document text
    • http://soniassuppers.com/uploads/1/3/0/4/130483745/kexemupiborib.pdfIn PDF document text
    • http://baycitydesigns.net/uploads/1/3/0/4/130476389/jotokob.pdfIn PDF document text
    • http://vaginasteam.net/uploads/1/3/0/5/130550936/4619998.pdfIn PDF document text
    • http://getrealart.com/uploads/1/3/0/6/130639903/godojewenaw-nexilumexoveto.pdfIn PDF document text
    • http://marconettzoo.com/uploads/1/3/0/2/130289455/130289455.html#common+derivational+affixesIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002c94.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2C94 2652 bytes
SHA-256: e2f1373bf3d70a40ff4276a486f0a1d2d32154e4f45ad1243a44c3d3b7d91cea
font_01_sfnt_off00003863.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3863 7784 bytes
SHA-256: 77149ab6bf0c7af4ccc73b4f97884b3c297ad6dec6d21c1bb84f139be23bd60b